US3050480A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protective film forming compositions and resultant films
Assignee: Archer Daniels Midland Co
•
Filing: 1958-01-20
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Granted: 1962-08-21
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Expires: 1978-01-20
Abstract
No abstract record available.
Inventors
- 👤 Walter M Budde
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:58
CPC Classifications
C; C08; C08G; C08G59/00; C08G59/02; C08G59/027; C08G59/18; C08G59/20; C08G59/40; C08G59/42; C09; C09D; C09D163/00; C11; C11C; C11C3/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
A COATING VEHICLE FOR FORMING THIN FLEXIBLE HARD DRY FILMS WIHT AN EPOXIDIZED FATTY CHAIN CONTAINING MATERIAL SELECTED FROM THE GROUP CONSISTING OF EPOXIDIZED LONG CHAIN FATTY ACIDS AND THE EATERS THEREOF HAVING AN IODINE VALUE OF AT LEAST 90 BEFORE EPOXIDATION AND AFTER EPOXIDATION CONTAINING NOT LESS THAN 4% OXIRANE GROUPS LOCATED WITHIN THE MOLECULES OF THE SAID FATTY CHAIN MATERIAL, SAID VEHICLE CONSISTING OF A MUTUAL SOLVENT CONTAINING A MIXTURE OF A SAID EPOXIDIZED FATTY CHAIN MATERIAL AND A POLYCARBOXLIXC ACID HAVING A MOLECULAR WEIGHT OF AT LEAST 180, AT LEAST TWO REACTIVE CARBOXYLIC ACID GROUPS AND A PH VALUE OF NOR MORE THAN ABOUT 4.7 AND SAID ACID AND THE SAID EPOXIDIZED FATTY CHAIN CONTAINING MATERIAL CONSTITUTING THE REACTANSTS FOR FORMING SAID FILM.
Claim 2
Dependent Claim
126 words
A COATING VEHICLE FOR FORMING THIN FLEXIBLE HARD DRY FILMS WIHT AN EPOXIDIZED FATTY CHAIN CONTAINING MATERIAL SELECTED FROM THE GROUP CONSISTING OF EPOXIDIZED LONG CHAIN FATTY ACIDS AND THE EATERS THEREOF HAVING AN IODINE VALUE OF AT LEAST 90 BEFORE EPOXIDATION AND AFTER EPOXIDATION CONTAINING NOT LESS THAN 4% OXIRANE GROUPS LOCATED WITHIN THE MOLECULES OF THE SAID FATTY CHAIN MATERIAL, SAID VEHICLE CONSISTING OF A MUTUAL SOLVENT CONTAINING A MIXTURE OF A SAID EPOXIDIZED FATTY CHAIN MATERIAL AND A POLYCARBOXLIXC ACID HAVING A MOLECULAR WEIGHT OF AT LEAST 180, AT LEAST TWO REACTIVE CARBOXYLIC ACID GROUPS AND A PH VALUE OF NOR MORE THAN ABOUT 4.7 AND SAID ACID AND THE SAID EPOXIDIZED FATTY CHAIN CONTAINING MATERIAL CONSTITUTING THE REACTANSTS FOR FORMING SAID FILM.
References Cited (Backward Citations)
US2732367A
Cited
US2801253A
Cited
GB737697A
Cited
US2754307A
Cited
US2720500A
Cited
US2829984A
Cited
US2907733A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-20 | 1966-02-19 | 1966-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-20 | 1970-02-19 | 1970-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-20 | 1974-02-19 | 1974-08-21 | $7700.00 | Window Closed / Lapsed |